def print_str(n):
    print("sdf"*n)

zhangjunhao = int

print(zhangjunhao("3333"))

s=str
print(s("3333"))


# 3333
# 3333




num =0
sum_all =0
while num < 100:
    sum_all += num
    num += 1

print(sum_all)


for x in range(100):
    print(x)

for x in "zhangjunhao":
    print(x)

d = {"name":"zhangjunhao","age":18}
for x in d:
    print(x)

# name
# age
# zhangjunhao
# 18

for x in d.values():
    print(x)

for x in d.items():
    print(x)
# ('name', 'zhangjunhao')
# ('age', 18)

for k,v in d.items():
    print(k,v)
# name zhangjunhao
# age 18

for x in d.keys() :
    print(x)

for x in range(5):
  for y in range(5):
    print(x,end="\t")
  print()  #仅用于换行

# 九九乘法表
for m in range(1,10):
    for n in range(1,m+1):
        print("{0}*{1}={2}".format(m,n,m*n),end="\t")
    print()
